Feature Activation Indicator (M3901); Message And Call Status Indicator (M3901) - Nortel Meridian M3901 User Manual

Operate the main features on the M3901

Feature Activation Indicator (M3901)

The Feature Activation Indicator (FAI) serves all five programmable feature keys.
The feature indicator LED winks or lights when a feature is active.

Message and Call Status Indicator (M3901)

The Message Waiting Indicator turns on to indicate a message waiting. The MWI
is the indicator for an incoming call and the indicator for a call on hold. The MWI
cannot show there is a message waiting if a call is on hold or if there is an
incoming call.
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